html, body {
  height: 100%;
  font-size: 1.4rem;
  font-size: 14px;
}
.dis-block {
  display: block;
}
.dis-inline-block {
  display: inline-block;
}
/* 垂直居中图片 **/
.vta-mid {
  vertical-align: middle;
}

/** input去掉默认样式 **/
input, input:focus {
  background-color: transparent;
  border: none;
  outline: none;
  box-shadow: none;
  -webkit-box-shadow: none;
}
input::-webkit-input-placeholder, textarea::-webkit-input-placeholder {
  /* WebKit browsers */
  color: #ccc;
}
input:-moz-placeholder, textarea:-moz-placeholder {
  /* Mozilla Firefox 4 to 18 */
  color: #ccc;
}
input::-moz-placeholder, textarea::-moz-placeholder {
  /* Mozilla Firefox 19+ */
  color: #ccc;
}
input:-ms-input-placeholder, textarea:-ms-input-placeholder {
  /* Internet Explorer 10+ */
  color: #ccc;
}
/***** 公共头部样式 ********/
.v-header {
  height: 4rem;
  line-height: 4rem;
}

.v-header-dv {
  float: left;
  width: 12%;
  text-align: center;
}

.img-width-1rem {
  width: 1rem;
  vertical-align: text-bottom;
}

.v-header-title {
  margin: 0 12%;
  font-weight: 400;
  text-align: center;
  display: block;
  font-size: 1.6rem;
}
